Home / 3,646.29-5,470.23-1,181.36

Finding the Fourth Proportional to 3,646.29, 5,470.23 and 1,181.36

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Solution

The fourth proportional to 3,646.29, 5,470.23 and 1,181.36 is: 1,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.29 : 5,470.23 = 1,181.36 : x
  2. Step 2: Convert to fraction form
    3,646.29/5,470.23 = 1,181.36/x
  3. Step 3: Cross multiply
    3,646.29x = 5,470.23 × 1,181.36
  4. Step 4: Simplify right side
    3,646.29x = 6,462,329.02
  5. Step 5: Solve for x
    x = 6,462,329.02/3,646.29
  6. Step 6: Final answer
    x = 1,772.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.